*SUPPORT*
IN: gazzer fep lug OUT: RED GREEN RED GREEN RED GREEN
IN: kiki blicket kiki lug OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: dax gazzer wif dax kiki blicket fep OUT: YELLOW RED YELLOW BLUE GREEN
IN: kiki blicket kiki wif kiki kiki OUT: BLUE BLUE BLUE BLUE
IN: kiki gazzer blicket gazzer OUT: BLUE RED RED
IN: dax OUT: YELLOW
IN: gazzer lug OUT: RED RED RED
IN: gazzer blicket kiki lug OUT: RED BLUE RED BLUE RED BLUE
IN: kiki OUT: BLUE
IN: gazzer kiki dax wif kiki OUT: RED BLUE YELLOW BLUE
IN: dax dax OUT: YELLOW YELLOW
IN: fep blicket gazzer OUT: GREEN RED
IN: gazzer blicket gazzer OUT: RED RED
IN: gazzer fep blicket fep OUT: RED GREEN GREEN

*QUERY*
IN: dax blicket gazzer OUT: YELLOW RED
IN: fep dax lug OUT: GREEN YELLOW GREEN YELLOW GREEN YELLOW
IN: kiki kiki wif fep OUT: BLUE BLUE GREEN
IN: fep blicket kiki lug OUT: GREEN BLUE GREEN BLUE GREEN BLUE
IN: fep lug OUT: GREEN GREEN GREEN
IN: fep blicket dax OUT: GREEN YELLOW
IN: dax blicket fep OUT: YELLOW GREEN
IN: gazzer kiki gazzer wif fep blicket fep OUT: RED BLUE RED GREEN GREEN
IN: kiki blicket dax OUT: BLUE YELLOW
IN: gazzer OUT: RED

*GRAMMAR*
fep -> GREEN 
 gazzer -> RED 
 kiki -> BLUE 
 dax -> YELLOW 
 x1 wif x2 -> [x1] [x2] 
 u1 blicket u2 -> [u1] [u2] 
 x1 lug -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 